Infra for running lib tests

test/codegen/lib/typed_data/setRange_1_test.dart

Index: test/codegen/lib/typed_data/setRange_1_test.dart
diff --git a/test/codegen/language/generic_list_checked_test.dart b/test/codegen/lib/typed_data/setRange_1_test.dart
similarity index 55%
copy from test/codegen/language/generic_list_checked_test.dart
copy to test/codegen/lib/typed_data/setRange_1_test.dart
index fcff24bc2e8e906492bf4e10e4825d337d199018..f39515c2596b4160edee85dbf2ed798234522e1b 100644
--- a/test/codegen/language/generic_list_checked_test.dart
+++ b/test/codegen/lib/typed_data/setRange_1_test.dart
@@ -2,19 +2,15 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
+import 'dart:typed_data';
 import 'package:expect/expect.dart';
+import 'setRange_lib.dart';
 
-bool inCheckedMode() {
-  try {
-    int i = 'hest';
-  } catch (e) {
-    return true;
-  }
-  return false;
+sameTypeTest() {
+  checkSameSize(makeInt16List, makeInt16View, makeInt16View);
+  checkSameSize(makeUint16List, makeUint16View, makeUint16View);
 }
 
 main() {
-  if (inCheckedMode()) {
-    Expect.throws(() { List<int> t = new List<String>(); });
-  }
+  sameTypeTest();
 }